package com.itheima.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.domain.Category;
import com.itheima.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

@Slf4j
@RestController
@RequestMapping("/category")
public class CategoryController {
    @Autowired
    private CategoryService categoryService;
    @PostMapping
    public R<String> save(@RequestBody Category category){
        log.info("category:{}",category);
        categoryService.save(category);
        return R.success("添加成功");
    }

    /**
     * 分页
     */
    @GetMapping("page")
    public R<Page> page(int page,int pageSize){
        //分页构造器
        Page<Category> page1 = new Page<>(page,pageSize);
        //条件构造器
        LambdaQueryWrapper<Category> lqw = new LambdaQueryWrapper<>();
        //添加排序条件，根据sort进行排序
        lqw.orderByAsc(Category::getSort);
        //分页查询
        categoryService.page(page1,lqw);
        return R.success(page1);
    }

    /**
     * 删除分类
     */
    @DeleteMapping
    public R<String> delete(Long id){
        log.info("删除分类,id为:{}",id);
        categoryService.remove(id);
        return R.success("分类信息删除成功");
    }




}
